Latest news
Are firewalls useful? and another thing...
If you ever feel in need of a lesson in humility, try reading through the TCP/IP RFCs and related literature. I have two questions I have no idea how to answer but rather naively expected that reading this material would help. It didn't, in truth because I didn't understand most of it; so now I'm asking you to explain the issues to me.
The two questions are, first, why can't router software let us stamp out address spoofing? And secondly, why do we use firewalls?
By Paul Murphy at LinuxInsider.
[ Read more ]
![]()
Related items
- Review: Personal Firewalls for Administrators and Remote Users (13 March 2003)
- Review: Firewalls and Internet Security: Repelling the Wily Hacker 2/e (30 January 2003)
Spotlight

A closer look at Mega cloud storage
Posted on 21 May 2013. | Once a novelty, nowadays many cloud storage services are fighting for their piece of the market in the virtual world. Mega offers 50GB of free space with great pricing on Pro accounts.

The CSO perspective on healthcare security and compliance
Posted on 20 May 2013. | Randall Gamby is the CSO of the Medicaid Information Service Center of New York. In this interview he discusses healthcare security and compliance challenges and offers a variety of tips.

Cyber espionage campaign uses professionally-made malware
Posted on 20 May 2013. | A massive cyber espionage campaign has been hitting government ministries, IT companies, academic research institutions, and more.

Ransomware adds password stealing to its arsenal
Posted on 17 May 2013. | Microsoft researchers are warning about a new variant of the well-known Reveton ransomware doing rounds.

IT security jobs: What's in demand and how to meet it
Posted on 15 May 2013. | Let's say you want a career in information security, where do you start? What credentials do you need? What are employers looking for? Read on to find some answers.
By subscribing to our early morning news update, you will receive a daily digest of the latest security news published on Help Net Security.
With over 500 issues so far, reading our newsletter every Monday morning will keep you up-to-date with security risks out there.






